Why 'big brother' Van Dijk is key to Dutch World Cup dreams

France's World Cup-winning striker Olivier Giroud has highlighted the crucial role of Netherlands defender Virgil van Dijk in his national team's World Cup ambitions. Giroud describes van Dijk as a 'big brother' figure and asserts that he remains the main man for the Dutch side. The defender's leadership, experience, and defensive prowess are seen as essential to the Netherlands' hopes of success in the tournament.